Milltown, NJ 08862 Frost Dates
When can you plant in Milltown, NJ?
Around 04/17 is the usual last spring frost, about 232 days away. The first fall frost typically arrives around 10/23, about 190 frost-free days later.
Milltown sits in USDA Zone 7b (5 to 10°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
What to do before the first frost
About 8 weeks of growing season left in Milltown before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Milltown's last frost
04/17 is the middle of 30 years of NOAA records, not a promise. Plant by 04/02 and you're betting against frost in roughly 9 years out of 10. 05/06 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Milltown compares
About 190 days separate Milltown's last and first frost, putting it 21,126 of 40,283 ZIP codes nationally. Within NJ, it ranks 578 of 906.
Learn more
the frost range covers how to read the range around Milltown's dates instead of trusting one. local microclimates covers what one yard in Milltown can differ from the 08862 normal.